Backpacking legend, Andrew Skurka, is also an outstanding ultra
runner. Today, we learn about the psychology, mindset, and
perspectives it takes to become one of the most accomplished
adventurers in the world.

So, you've been running for 4...6...10...18...24...hours. Yes,
your legs are tired. But, what about your respiratory
muscles? Are they suited to breathing heavily for that long?
Do they fatigue? Does greater effort to breath in a long ultra
translate into higher ratings of perceived exertion? Check out my
interview with...

Guillaume Millet, Ph.D. is the world's leading expert on
neuromuscular fatigue in ultramarathons. We explore the many facets
of fatigue and bring his years of field research to you in
practical and applied terms that you can use to help become your
ultra best.

Dr. Roger Enoka is the world’s leading expert on the
neuromuscular determinants of movement in health and disease. Today
we talk about the physiology of controlling muscle force, new
paradigms for viewing fatigue, muscle cramps, and aging. He also
answers the question, “why is running fast downhill beneficial for
a...

About the Podcast

Ultra marathon running physiology brought to you by the world’s leading scientists, coaches, and athletes. Science Of Ultra host, Dr. Shawn Bearden, brings you interviews and more to deliver everything you want to know about all facets of training, nutrition, hydration, environment, psychology, gear, and much more. Become your ultra best!